What does XLL stand for?

XLL stands for "Excel XLL add-in"

How to abbreviate "Excel XLL add-in"?

"Excel XLL add-in" can be abbreviated as XLL

What is the meaning of XLL abbreviation?

The meaning of XLL abbreviation is "Excel XLL add-in"

What does XLL mean?

XLL as abbreviation means "Excel XLL add-in"